Workstation cluster



FIG. 1 is a perspective view of a workstation cluster showing my design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is an elevational view taken along the direction of arrow 4 inFIG. 2;

FIG. 5 is an elevational view taken along the direction of arrow 5 inFIG. 2; and,

FIG. 6 is a rear elevational view thereof.

The ornamental design for a workstation cluster, as shown and described.